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authorUlrich Drepper <drepper@redhat.com>2005-07-19 15:35:50 +0000
committerUlrich Drepper <drepper@redhat.com>2005-07-19 15:35:50 +0000
commit401a9ec9cad6fe21a6471f926152dbaff64d2212 (patch)
treeda140fef4d5b44878ceea97383512f64c25818a3 /configure.in
parentbe686f1876c5ebbf95801b270522066bfebb0905 (diff)
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* configure.in: Check for -fstack-protector gcc option.
* config.make.in (have-ssp): Add template. * nscd/Makefile (nscd-cflags): Add -fstack-protector if supported. * nscd/nscd.c (main): Don't ignore result of chdir call.
Diffstat (limited to 'configure.in')
-rw-r--r--configure.in15
1 files changed, 15 insertions, 0 deletions
diff --git a/configure.in b/configure.in
index 4396891db5..21756e00a8 100644
--- a/configure.in
+++ b/configure.in
@@ -1508,6 +1508,21 @@ if test $libc_cv_fno_unit_at_a_time = yes; then
fi
AC_SUBST(fno_unit_at_a_time)
+AC_CACHE_CHECK(for -fstack-protector, libc_cv_ssp, [dnl
+cat > conftest.c <<EOF
+int foo;
+main () { return 0;}
+EOF
+if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -fstack-protector
+ -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
+then
+ libc_cv_ssp=yes
+else
+ libc_cv_ssp=no
+fi
+rm -f conftest*])
+AC_SUBST(libc_cv_ssp)
+
if test $elf != yes; then
AC_CACHE_CHECK(for .init and .fini sections, libc_cv_have_initfini,
[AC_TRY_COMPILE(, [asm (".section .init");